What Questions GIS can Answer
GIS is made to provide specific answers and insights for decision making. It has the capability to process huge amounts of data for extracting useful information. The questions that a GIS can answer are mainly:
What is at……?
–(Location question ; what exists at a particular location)
Where is it…..?
–(Conditional question ; which locations satisfy certain conditions)
How has it changed…….?
–(Trendy question ; identifies geographic occurrence or trends that have changed or in the process of changing)
Which data are related …….?
–(Relational question : analyzes the spatial relationship between objects of geographic features)
–(Model based question ; computers and displays an optimum path, a suitable land, risky area against disasters etc. based on model)
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